package com.sky.mapper;

import com.sky.annotation.AutoFill;
import com.sky.entity.ShoppingCart;
import com.sky.enumeration.OperationType;
import org.apache.ibatis.annotations.Delete;
import org.apache.ibatis.annotations.Insert;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Update;

import java.util.List;

@Mapper
public interface ShoppingCartMapper {
    /*
     * 条件查询
     * @Param shoppingCart
     * @Return
     *
     * */
    List<ShoppingCart> list(ShoppingCart shoppingCart);


    /*
    * 更新商品数量
    * @param shoppingCart
    * */
    @Update("update shopping_cart set number = #{number} where id = #{id}")
    void updateNumberById(ShoppingCart shoppingCart);


    /*
    * 插入购物车数据
    * @Param shoppingCart
    *
    * */


    void insert(ShoppingCart shoppingCart);



    /*
    * 根据用户id删除购物车数据
    * */
    @Delete("delete from shopping_cart where user_id = #{userId}")
    void deleteByUserId(Long currentId);

    /*
    * 根据id删除购物车的数据
    * */
    @Delete("delete from shopping_cart where id = #{id}")
    void deleteById(Long id);
}
